| Bucyrus to Oberkirch | 4,234.36 mi (6,814.55 km) |
| Bucyrus to Obernburg am Main | 4,229.98 mi (6,807.50 km) |
| Bucyrus to Obernkirchen | 4,145.91 mi (6,672.19 km) |
| Bucyrus to Oberschleissheim | 4,380.96 mi (7,050.48 km) |
| Bucyrus to Oberstdorf | 4,361.46 mi (7,019.10 km) |
| Bucyrus to Obertraubling | 4,377.54 mi (7,044.97 km) |
| Bucyrus to Obertshausen | 4,210.27 mi (6,775.77 km) |
| Bucyrus to Oberursel | 4,195.72 mi (6,752.35 km) |
| Bucyrus to Ochsenfurt | 4,272.22 mi (6,875.47 km) |
| Bucyrus to Ochsenhausen | 4,324.24 mi (6,959.19 km) |
| Bucyrus to Ochtrup | 4,076.28 mi (6,560.15 km) |
| Bucyrus to Odenthal | 4,111.86 mi (6,617.41 km) |
| Bucyrus to Oelde | 4,124.41 mi (6,637.60 km) |
| Bucyrus to Oelsnitz | 4,324.14 mi (6,959.03 km) |
| Bucyrus to Oer-Erkenschwick | 4,096.92 mi (6,593.36 km) |
